Note 7 - Goodwill and Other Acquired Intangible Assets, Net - Schedule of Finite Lived Assets Future Amortization (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization expense	$ 5,100	$ 8,600	$ 12,400
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	3,450
Finite-Lived Intangible Assets, Amortization Expense, Year Two	3,397
Finite-Lived Intangible Assets, Amortization Expense, Year Three	3,361
Finite-Lived Intangible Assets, Amortization Expense, Year Four	3,033
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	0
Finite-Lived Intangible Assets, Net	$ 13,241